Home / 14,511.22-20,019.72-9,473.82

Finding the Fourth Proportional to 14,511.22, 20,019.72 and 9,473.82

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Solution

The fourth proportional to 14,511.22, 20,019.72 and 9,473.82 is: 13,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.22 : 20,019.72 = 9,473.82 : x
  2. Step 2: Convert to fraction form
    14,511.22/20,019.72 = 9,473.82/x
  3. Step 3: Cross multiply
    14,511.22x = 20,019.72 × 9,473.82
  4. Step 4: Simplify right side
    14,511.22x = 189,663,223.73
  5. Step 5: Solve for x
    x = 189,663,223.73/14,511.22
  6. Step 6: Final answer
    x = 13,070.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.